Elon Musk is brilliant. And a LEGAL immigrant. I’m a fan; not too many visionaries in the technical arts these days. I wonder what he comes up with next.
https://www.youtube.com/watch?v=wv9n9Casp1o
The difference being that the Delta Clipper was supposed to be a SSTO (Single Stage To Orbit) rocket, where the Space-X is only recovering the boosters used to put the capsule into orbit.
And he's a genuine African-American.
I recently found out that he kind of started by SpaceX by accident. He wanted to use his Paypal money to do a couple of demo launches, like sending a tiny amount of cargo to Mars. He was going to buy old Soviet ICBM's, but the Russians tried to screw him so he started his own company.